using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class LightSwitch : MonoBehaviour
{
    public bool lightIsOn; // You can change from the inspector if you want the light to be on or off as the default.
    
    [SerializeField] private GameObject _lightΒulbs;
    private Light[] _light;
    private Renderer[] _lightRend;
    private SanityActivation[] sanity;

    private static LightSwitch _instance;
    public static LightSwitch GetInstance() { return _instance; }

    void Awake()
    {
        if (!_instance)
        {
            _instance = this;
        }

        _light = _lightΒulbs.GetComponentsInChildren<Light>();

        _lightRend = _lightΒulbs.GetComponentsInChildren<Renderer>();

        sanity = _lightΒulbs.GetComponentsInChildren<SanityActivation>();       
    }

    private void Start()
    {
        //Sets the default of the lights
        if (lightIsOn)
        {
            foreach (Light light in _light)
            {
                light.enabled = true;
            }
            foreach (Renderer renderer in _lightRend)
            {
                renderer.material.EnableKeyword("_EMISSION");
            }
            foreach (SanityActivation sanity in sanity)
            {
                sanity.EnableSanityTrigger();
            }
        }
        else if (!lightIsOn)
        {
            //_light.enabled = false;
            foreach (Light light in _light)
            {
                light.enabled = false;
            }
            foreach (Renderer renderer in _lightRend)
            {
                renderer.material.DisableKeyword("_EMISSION");
            }
            foreach (SanityActivation sanity in sanity)
            {
                sanity.DisableSanityTrigger();
            }
        }
    }

    public void lightSwitch() 
    {
        if(!lightIsOn) //If light is not on & you press the following input:
        {
            if (Input.GetKeyDown(KeyCode.E) || Input.GetKeyDown(KeyCode.JoystickButton0)/*A button*/)
            {
                lightIsOn = true;
                foreach (Light light in _light)
                {
                    light.enabled = true;
                }
                //_light.enabled = true;
                foreach (Renderer renderer in _lightRend)
                {
                    renderer.material.EnableKeyword("_EMISSION");
                }
                foreach (SanityActivation sanity in sanity)
                {
                    sanity.EnableSanityTrigger();
                }
                print("Light is on");
            }      
        }
        else if (lightIsOn && Input.GetKeyDown(KeyCode.E) || Input.GetKeyDown(KeyCode.JoystickButton0)/*A button*/) //if light is on & you press the following input.
        {
            lightIsOn = false;
            foreach (Light light in _light)
            {
                light.enabled = false;
            }
            //_light.enabled = false;
            foreach (Renderer renderer in _lightRend)
            {
                renderer.material.DisableKeyword("_EMISSION");
            }
            foreach (SanityActivation sanity in sanity)
            {
                sanity.DisableSanityTrigger();
            }
            print("Light is off");
        }
    }
  
}